HES202G400V5L

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	5.625" (142.88mm)
Size / Dimension:	2.000" Dia (50.80mm)
Lead Spacing:	--
Ripple Current @ High Frequency:	8.979A @ 10kHz
Ripple Current @ Low Frequency:	7.3A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	HES
Operating Temperature:	-40°C ~ 105°C
Lifetime @ Temp.:	1000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	44 mOhm @ 120Hz
Voltage - Rated:	400V
Tolerance:	0%, +50%
Capacitance:	2000µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors: HES202G400V5L Application Field and Working Principle

Aluminum electrolytic capacitors are an essential component in many electronics today, including home appliances, industrial and consumer electronics, and audio and video equipment. They offer a high capacitance capacity and wide variety of electrical operating characteristics in a very compact size. One of the most popular products in the aluminum electrolytic capacitor lineup is the HES202G400V5L.The HES202G400V5L is a type of axial-leaded electrolytic capacitor with a capacitance range of 2.2 Farads and a maximum operating temperature of 80-105°C. It is most commonly used in high-frequency power supplies, DC-DC converters, ITE applications, satellite systems, aviation electronics, motor drives, pulse generators, and others. Aluminum electrolytic capacitors can store electrical charge and filter out unwanted noises in circuits. At the heart of the HES202G400V5L capacitor is a unique combination of an aluminum foil with a non-conductive dielectric layer, and a moist electrolyte that acts as a medium for current flow between the plates.When electrical current is applied to the terminals of the capacitor, the positively charged ions cross the electrolyte, migrating toward the cathode plate. At the same time, the negatively charged ions migrate toward the anode plate. The accumulation of ions at the plates increases the potential of each plate, and therefore the capacitor stores an electric charge. This process is known as polarization and is the key feature of electrolytic capacitors.The downside of electrolytic capacitors is that they have significantly lower operating lifetimes compared to film or ceramic capacitors. Depending on the types of materials used and the temperature range of the capacitors, the operating lifetime can range from a few hundred hours to several thousand. It is therefore important to select the appropriate materials and components to ensure the longest possible lifetime.To ensure their long-term performance, aluminum electrolytic capacitors must be provided with an on-going, steady supply of electrical current. If the current flow is not consistent, the electrolyte may become polarized and cause the capacitance to decrease. Additionally, if the capacitor is subject to voltage surges, the charge stored in the capacitor can be dissipated, leading to a decrease in the capacitors operating life. In conclusion, the HES202G400V5L aluminum electrolytic capacitor is an important device in many electronic applications, offering a high level of performance in a very compact size. It is highly important to consider the operational characteristics and lifespan of the capacitor when selecting it for a particular application and to ensure that the electrical current is steady for the capacitor to maintain its long-term performance.

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